000 00286nam a22001217a 4500
999 _c6961
_d6961
008 190903b ||||| |||| 00| 0 eng d
020 _a9782915236705
100 _aWilliam Ury
245 _aComment dire non
260 _aParis
_bNouveaux Horizons
_c2007
300 _a299 p.
942 _cBK